Weather in Marin County, United States in July

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Visiting Marin County, United States in July

July is one of the best months to visit Marin County for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

The weather in July is slightly warmer than the previous month. July has average maximum temperatures of 24°C (75°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 72.2% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright.

July has total rainfall of 0cm (0inches) making it extremely dry with only very rare light showers. There are just 0.2 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

Sea temperatures are a chilly 18°C (64°F). July is a little too cold to enjoy swimming in Marin County for prolonged periods of time. The sea temperature in July is marginally warmer than the previous month and temperatures continue to rise slightly into August.

Also consider visiting Marin County in one of the other best months of June, August, September, for the best beach weather. Also consider one of our other suggestions for July.

Can you sunbathe in Marin County in July?

Yes, July is a great time for sunbathing in Marin County.

July has average maximum temperatures of 24°C (75°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 72.2% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright. July has total rainfall of 0cm (0inches) making it extremely dry with only very rare light showers. There are just 0.2 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

More about July temperature and sunshine.

Can you swim in Marin County in July?

Probably not, July is a little too cold to enjoy swimming in Marin County for prolonged periods of time with the sea water at 18°C (64°F).

More about July sea temperatures.

Is July a good time to holiday in Marin County?

Yes, July is a good time for a holiday in Marin County.

July has average maximum temperatures of 24°C (75°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 72.2% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright. July has total rainfall of 0cm (0inches) making it extremely dry with only very rare light showers. There are just 0.2 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. Sea temperatures are a chilly 18°C (64°F). July is a little too cold to enjoy swimming in Marin County for prolonged periods of time.

More about the July temperatures and sunshine.

Is Marin County warm in July?

Yes, Marin County is nice and warm and makes sunbathing pleasant on clear days in July.

The average maximum temperature in Marin County in July is 24°C (75°F). The average maximum temperature is 23°C (73°) in the previous month and 24°C (75°F) in the next month.

The average temperature in Marin County in July is 18°C (65°F). The average temperature is 17°C (62°F) in the previous month and 18°C (65°F) in the next month.

More info about the July temperatures and sunshine.

How sunny is Marin County in July?

The average day light hours per day in Marin County in July are 14.5. The sunshine percentage is 72.2% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright.

More about July sunshine.

Temperature in Marin County in July

The weather in July is slightly warmer than the previous month. The average maximum temperature in Marin County in July is 24°C (75°F). The average maximum temperature is 23°C (73°F) in the previous month and 24°C (75°F) in the next month.

The average temperature in Marin County in July is 18°C (65°F). The average temperature is 17°C (62°F) in the previous month and 18°C (65°F) in the next month.

The average minimum temperature in Marin County in July is 12°C (54°F). The minimum temperature is 11°C (51°F) in the previous month and 12°C (54°F) in the next month.

Sunshine in Marin County in July

The days in July are marginally shorter than the previous month and days continue to get slightly shorter into August. July has fewer hours of sunshine than the previous month and hours of sunshine continue to drop into August. During July the average day light hours are 14.5 per day in Marin County. The sunshine percentage is 72.2% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright.

The ultraviolet index in Marin County in July is typically 10.6 during July. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Marin County in July

The average sea water temperature in Marin County in July is 18°C (64.4°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water. The sea temperature in July is marginally warmer than the previous month and temperatures continue to rise slightly into August.

Rainfall in Marin County in July

July weather is slightly drier than the previous month. July has fewer days of rain than the previous month. The average total rainfall in Marin County in July is 0cm (0inches) and on average there are 0.2 rainy days in July making it an extremely dry time to visit the beach.

Humidity in Marin County in July

The maximum dew point (an indicator of humidity) in Marin County in July is 14°C (56°F) which is comfortable for everyone. The dew point is 12°C (54°F) in the previous month and 14°C (14°F) in the next month.

The average maximum relative humidity in Marin County in July is typically 93.2%. The maximum relative humidity is 91.5% in the previous month and 93.5% in the next month.

The average relative humidity in Marin County in July is typically 74.5%. The average relative humidity is 71.4% in the previous month and 76.5% in the next month.

Wind Speed in Marin County in July

The average maximum wind speed in Marin County in July is typically 31KM/H (19MPH). The average maximum wind speed is 33KM/H (21MPH) in the previous month and 30KM/H (19MPH) in the next month.

The average wind speed in Marin County in July is typically 14KM/H (9MPH). The average wind speed is 15KM/H (9MPH) in the previous month and 13KM/H (8MPH) in the next month.

The average wind direction in Marin County in July is from the West-Northwest.

Monthly Averages

Suggested Beaches in July

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.